1. What is the Microsoft MB-820 exam?
The MB-820 exam evaluates your ability to design, develop, test, and maintain customized solutions for Microsoft Dynamics 365 Business Central. It serves as a key requirement for earning the Microsoft Certified: Dynamics 365 Business Central Developer Associate credential, validating your technical proficiency in extending and integrating Business Central solutions.
2. What skill level is expected for this exam?
This is an intermediate-level certification, designed for professionals who already have practical experience developing, deploying, and managing Business Central solutions. Candidates should be familiar with AL programming, Business Central architecture, and Microsoft’s broader ecosystem, including the Power Platform.
3. How long is the MB-820 exam and what score is needed to pass?
You’ll have approximately 100 minutes to complete the exam. To pass, candidates must achieve a minimum score of 700, which reflects a solid understanding of both technical implementation and practical application of Business Central development concepts.
4. Which languages is the exam available in?
The MB-820 exam is offered globally in English, Simplified Chinese, German, Spanish, French, Japanese, and Portuguese (Brazil), making it accessible to professionals across different regions and industries.
5. What are the main topics covered in the MB-820 exam?
The exam measures your skills across several domains, including:
- Installing, configuring, and extending Business Central.
- Developing solutions using AL code and related tools.
- Integrating Business Central with Microsoft services like Power Automate and Power BI.
- Managing data, performance, and system upgrades.
6. Are there any prerequisites for taking the exam?
There are no mandatory prerequisites, but having prior experience in developing, customizing, or maintaining Business Central environments is highly recommended. Familiarity with AL language, Visual Studio Code, and Azure DevOps adds significant value during preparation.
7. What type of questions appear on the MB-820 exam?
The exam typically includes a mix of multiple-choice, case-based, and scenario-driven questions, along with possible interactive simulations that replicate real Business Central development tasks. The format is designed to test both problem-solving skills and applied knowledge.
8. What happens if I fail the MB-820 exam?
If you don’t pass on your first attempt, you can retake the exam after 24 hours. For subsequent attempts, a 14-day waiting period applies between each retake. You may attempt the exam up to five times within a 12-month period. Each retake requires payment of the standard exam fee.
9. Can I retake the exam after passing it once?
No, once you pass the MB-820 exam, retakes are not allowed unless your certification expires and needs renewal. This policy ensures candidates focus on continuous learning through the certification renewal process rather than repeated attempts.
10. What is the policy for rescheduling or cancelling the exam?
You may reschedule or cancel your exam free of charge if changes are made six or more business days before your scheduled date. Changes made within five business days may incur a fee. Cancellations made within 24 hours of the exam time or a no-show will result in loss of the entire exam fee.
11. How can I prepare effectively for the MB-820 exam?
Microsoft provides official learning paths, study guides, and practice assessments through Microsoft Learn. Combining these resources with real-world project experience in Business Central development ensures a stronger understanding of the exam domains. Joining study groups or Microsoft community discussions can further reinforce your preparation.
12. How long is the certification valid and how can it be renewed?
The MB-820 certification is role-based and remains valid until Microsoft announces an update or replacement. When renewal is required, you can take a free online assessment on Microsoft Learn to maintain your credential without retaking the full exam.
